/******************************************************************************
 * SAGE - Scalable Adaptive Graphics Environment
 *
 * Module: sageAudioManager.h
 * Author : Byungil Jeong, Rajvikram Singh
 *
 * Copyright (C) 2004 Electronic Visualization Laboratory,
 * University of Illinois at Chicago
 *
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * 
 *  * Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *  * Redistributions in binary form must reproduce the above
 *    copyright notice, this list of conditions and the following disclaimer
 *    in the documentation and/or other materials provided with the distribution.
 *  * Neither the name of the University of Illinois at Chicago nor
 *    the names of its contributors may be used to endorse or promote
 *    products derived from this software without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * Direct questions, comments etc about SAGE to bijeong@evl.uic.edu or 
 * http://www.evl.uic.edu/cavern/forum/
 *
 *****************************************************************************/
 
#ifndef _SAGE_AUDIO_MANAGER_H_
#define _SAGE_AUDIO_MANAGER_H_

#include "fsClient.h"
#include "streamProtocol.h"
#include "sageAudioModule.h"

class sageAudioManager;
class sageEvent;
class sageAudioReceiver;
class sageTcpModule;
class sageUdpModule;
class sageEventQueue;
class sageSyncClient;

typedef struct {
   sageAudioManager *This;
   streamProtocol     *nwObj;
} nwCheckThreadParam;

class sageAudioManager : public fsClient {
private:
   int nodeID;
   sageTcpModule *tcpObj;
   sageUdpModule *udpObj;
   sageNwConfig nwCfg;
   sageEventQueue *eventQueue;
   sageSyncClient *syncClientObj;
   
   sageAudioModule *audioModule;
   sageAudioConfig audioCfg;

   
   std::vector<sageAudioReceiver *> receiverList;

   int syncPort, streamPort;
   int totalRcvNum;
   int memSize;
   bool rcvEnd;
   
   int parseEvent(sageEvent *event);
   int parseMessage(sageMessage *msg);
   int perfReport();
   int startPerformanceReport(sageMessage *msg);
   int stopPerformanceReport(sageMessage *msg);   
   int shutdownApp(int appId);

   int initNetworks();
   int initStreams(char *msg, streamProtocol *nwObj);
   int processSync(char *msg);
   int checkConnection();

   static void* nwCheckThread(void *args);
   static void* msgCheckThread(void *args);
   static void* syncCheckThread(void *args);
   static void* perfReportThread(void *args);
   static void* refreshThread(void *args);
   
public:
   sageAudioManager(int argc, char **argv);
   ~sageAudioManager();
   int init(char *msg);
   void mainLoop();
};

#endif
